Caption writing significantly enhances video editing in e-commerce promotion by acting as a blueprint for storytelling. It forces creators to distill the core message and key selling points, which in turn guides editors in structuring the video content more effectively. This process helps establish the optimal pacing and rhythm of the video, ensuring that every visual and audio element reinforces the promotional goals. Furthermore, a clear caption strategy helps to prioritize essential visuals and eliminate redundant footage, leading to a more concise and impactful final product. Ultimately, this integration results in more engaging, purposeful, and conversion-optimized e-commerce videos that resonate better with the target audience.